| #!/bin/ksh -p |
| # |
| # This file and its contents are supplied under the terms of the |
| # Common Development and Distribution License ("CDDL"), version 1.0. |
| # You may only use this file in accordance with the terms of version |
| # 1.0 of the CDDL. |
| # |
| # A full copy of the text of the CDDL should have accompanied this |
| # source. A copy of the CDDL is also available via the Internet at |
| # http://www.illumos.org/license/CDDL. |
| # |
| |
| # |
| # Copyright (c) 2016, 2017 by Delphix. All rights reserved. |
| # |
| |
| . $STF_SUITE/tests/functional/channel_program/channel_common.kshlib |
| |
| # |
| # DESCRIPTION: |
| # Multiple interacting promotions in a single txg should succeed. |
| # |
| |
| verify_runnable "global" |
| |
| fs=$TESTPOOL/$TESTFS/testchild |
| clone1=$TESTPOOL/$TESTFS/testchild_clone1 |
| clone2=$TESTPOOL/$TESTFS/testchild_clone2 |
| snap1=$fs@testchild_snap1 |
| snap2=$clone1@testchild_snap2 |
| |
| function cleanup |
| { |
| for to_destroy in $fs $clone1 $clone2; do |
| destroy_dataset $to_destroy "-R" |
| done |
| } |
| |
| log_onexit cleanup |
| |
| # |
| # Create a chain of clones and snapshots: |
| # |
| # snap1 -----------> fs |
| # \--> snap2 --> clone1 |
| # \---> clone2 |
| # |
| # Then promote clone2 twice, resulting in: |
| # |
| # snap1 --> snap2 --> clone2 |
| # \ \---> clone1 |
| # \------------> fs |
| # |
| # We then attempt to destroy clone1, which should succeed since it no |
| # longer has any dependents. |
| # |
| log_must zfs create $fs |
| log_must zfs snapshot $snap1 |
| log_must zfs clone $snap1 $clone1 |
| log_must zfs snapshot $snap2 |
| log_must zfs clone $snap2 $clone2 |
| |
| log_must zfs unmount -f $clone1 |
| |
| log_must_program_sync $TESTPOOL - <<-EOF |
| assert(zfs.sync.promote("$clone2") == 0) |
| assert(zfs.sync.promote("$clone2") == 0) |
| assert(zfs.sync.destroy("$clone1") == 0) |
| EOF |
| |
| log_pass "Multiple promotes and destroying a demoted fs in one txg works." |